Close
Skip to content
International Seabed Authority
English
French
Spanish
Menu
Close
About the Authority
Open menu
About ISA
Organs
The Assembly
The Council
The Secretariat
The Finance Committee
The Legal and Technical Commission
The Enterprise
The Secretary-General
Annual Report 2024
Annual Report 2023
Annual Report 2022
Annual Report 2020
Statements & speeches
Opinion pieces
Member States
Contributions Dashboard
Manual of Protocol
Observers
Strategic Plan 2019-2023
Strategic Plan 2024-2028
ISA’s contributions to the 2030 Agenda
Stakeholder engagement
Career opportunities
Senior Professional Officer Programme
Junior Professional Officer Programme
Career opportunities: FAQs
Contact us
Our work
Open menu
DeepData database
The Mining Code
Exploration
Exploration regulations
Recommendations and guidance
Exploitation
Draft exploitation regulations
Draft standards and guidelines
Official documents
Working groups
Studies, reports and workshop reports
Exploration contracts
Polymetallic nodules
Polymetallic sulphides
Cobalt-rich ferromanganese crusts
Exploration areas
Reserved areas
Reporting templates
Maps
Immediate measures
Protection of the marine environment
Environmental impact assessments
Regional environmental management plans
Marine scientific research
AREA2030
SSKI Sustainable Seabed Knowledge Initiative
Call for action
Equitable sharing of benefits
Capacity development and training
ISA-Capacity Development Dashboard
ISA-Capacity Development Alumni Network (iCAN)
ISA Secretary-General’s Award for Excellence in Deep-Sea Research
Deep Dive
Women in Deep-Sea Research Project
Contractors’ Training Programme
Joint Training and Research Centres
ISA-China Joint Training and Research Centre
ISA-Egypt Joint Training and Research Centre
National Expert Deployment Programme
ADSR project
Internships
ISA-Ifremer postdoctoral fellowship
Voluntary Commitments
VC 1. Advancing women’s empowerment in marine scientific research
VC 2. ISA Secretary-General’s Award for Excellence in Deep-Sea Research
VC 3. Long-term oceanographic observation in the Area
VC 4. Advancing deep-sea taxonomy
VC 5. Abyssal Initiative for Blue Growth
VC 6. Supporting Africa’s blue economy
VC 7. Supporting ocean economies of LDCs, LLDCs and SIDS
VC 8. Promoting deep-sea literacy
Deep-sea literacy
ISA Wakatoon activity
Life Under Water – Activity book for children
Partnership Fund
Workshops and webinars
Documents and resources
Open menu
Deposit of Charts under UNCLOS, Article 84(2)
National Legislation Database
Biological Diversity of Areas Beyond National Jurisdiction
Satya N. Nandan Library
Nii Allotey Odunton Museum
Publications
Internal documents
Legal documents
Media centre
Open menu
News
Events
ISA Fact-check
Newsletters
United Nations Audiovisual Library of International Law Lecture
Multimedia
Media accreditation
The 25th Anniversary of ISA
UNCLOS at 40
ISA Web TV
World Oceans Day
UN Ocean Conference
Sessions
Open menu
28th session 2023
29th session 2024
28th session 2023
27th Session 2022
26th Session 2020
25th Session 2019
24th Session 2018
23rd Session 2017
22nd Session 2016
21st Session 2015
20th Session 2014
19th Session 2013
18th Session 2012
17th Session 2011
16th Session 2010
15th Session 2009
14th Session 2008
13th Session 2007
12th Session 2006
11th Session 2005
10th Session 2004
9th Session 2003
8th Session 2002
7th Session 2001
6th Session 2000
5th Session 1999
4th Session 1998
3rd Session 1997
2nd Session 1996
1st Session 1994-1995
Technical Study 21: Report of ISA Workshop on the Design of “Impact Reference Zones” and “Preservation Reference Zones” In Deep-Sea Mining Contract Areas
Publication Date:
16 October 2019
Attachment:
Technical Study No. 21
Join Our Mailing List
International Seabed Authority
14 - 20 Port Royal Street, Kingston, Jamaica
Phone:
+1 (876) 922-9105
